Agricultural Research Service (ARS)

https://www.ars.usda.gov/

Food security
Explainers

Wheat blast is one of the most fearsome and intractable wheat diseases in recent decades. It spreads through infected seeds, crop residues as well as by spores that can travel long distances in the air, posing a major threat to wheat production in tropical areas.

Food security
Features

Experts reflect on the successful efforts to limit the spread of maize lethal necrosis across eastern and southern Africa.

Climate change
News

Scientists unlock evolutionary secrets of landraces through a study of allelic diversity, revealing more about the genetic basis of flowering time and how maize adapts to variable environments.